collaborators

9 papers

cs.IR2026

DADF: A Distribution-Aware Debiasing Framework for Watch-Time Regression in Recommender Systems

Yiqing Yang, Xinlong Zhao, Zhao Liu +4

Watch-time predictors in short-video recommender systems can be approximately calibrated by their own scores while still overestimating short observations and underestimating long…

cs.IR2026

SAFE-Cascade: Cost-Adaptive Vision-Language Routing for Chart Question Answering

Ayush Dwivedi, Qixin Wang, Ashvi Soni +5

Vision-language models (VLMs) are powerful for chart question answering, but invoking a VLM for every query can be unnecessarily expensive when many questions are answerable from O…

cs.CL2026

Eureka: Intelligent Feature Engineering for Enterprise AI Cloud Resource Demand Prediction

Hangxuan Li, Renjun Jia, Xuezhang Wu +3

Effective features are crucial for predictive model performance, but creating them often requires domain expertise, limiting scalability across applications. We define feature engi…

cs.AI2026

Counteraction-Aware Multi-Teacher On-Policy Distillation for General Capability Recovery with Domain Preservation

Tianlei Chen, Jiao Ou, Ziyuan Liu +3

Domain specialization can improve LLM behavior in vertical domains, but often weakens the general capabilities inherited from the original model. Recent Multi-Teacher On-Policy Dis…

cs.AI2026

TerminalWorld: Benchmarking Agents on Real-World Terminal Tasks

Zhaoyang Chu, Jiarui Hu, Xingyu Jiang +8

We introduce TerminalWorld, a scalable data engine that automatically reverse-engineers high-fidelity evaluation tasks from "in-the-wild" terminal recordings. Processing 80,870 ter…

cs.CL2026

GoLongRL: Capability-Oriented Long Context Reinforcement Learning with Multitask Alignment

Minxuan Lv, Tiehua Mei, Tanlong Du +9

We present GoLongRL, a fully open-source, capability-oriented post-training recipe for long-context reinforcement learning with verifiable rewards (RLVR). Existing long-context RL…